320348600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:550

約数の個数: 192

約数和(自身を含む): 914941440

約数和(自身を除く): 594592840

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 25, 26, 40, 44, 46, 50, 52, 55, 65, 88, 92, 100, 104, 110, 115, 130, 143, 184, 200, 220, 230, 253, 260, 275, 286, 299, 325, 440, 460, 487, 506, 520, 550, 572, 575, 598, 650, 715, 920, 974, 1012, 1100, 1144, 1150, 1196, 1265, 1300, 1430, 1495, 1948, 2024, 2200, 2300, 2392, 2435, 2530, 2600, 2860, 2990, 3289, 3575, 3896, 4600, 4870, 5060, 5357, 5720, 5980, 6325, 6331, 6578, 7150, 7475, 9740, 10120, 10714, 11201, 11960, 12175, 12650, 12662, 13156, 14300, 14950, 16445, 19480, 21428, 22402, 24350, 25300, 25324, 26312, 26785, 28600, 29900, 31655, 32890, 42856, 44804, 48700, 50600, 50648, 53570, 56005, 59800, 63310, 65780, 69641, 82225, 89608, 97400, 107140, 112010, 123211, 126620, 131560, 133925, 139282, 145613, 158275, 164450, 214280, 224020, 246422, 253240, 267850, 278564, 280025, 291226, 316550, 328900, 348205, 448040, 492844, 535700, 557128, 560050, 582452, 616055, 633100, 657800, 696410, 728065, 985688, 1071400, 1120100, 1164904, 1232110, 1266200, 1392820, 1456130, 1601743, 1741025, 2240200, 2464220, 2785640, 2912260, 3080275, 3203486, 3482050, 3640325, 4928440, 5824520, 6160550, 6406972, 6964100, 7280650, 8008715, 12321100, 12813944, 13928200, 14561300, 16017430, 24642200, 29122600, 32034860, 40043575, 64069720, 80087150, 160174300, 320348600]

約数ペア:

[(1, 320348600), (2, 160174300), (4, 80087150), (5, 64069720), (8, 40043575), (10, 32034860), (11, 29122600), (13, 24642200), (20, 16017430), (22, 14561300), (23, 13928200), (25, 12813944), (26, 12321100), (40, 8008715), (44, 7280650), (46, 6964100), (50, 6406972), (52, 6160550), (55, 5824520), (65, 4928440), (88, 3640325), (92, 3482050), (100, 3203486), (104, 3080275), (110, 2912260), (115, 2785640), (130, 2464220), (143, 2240200), (184, 1741025), (200, 1601743), (220, 1456130), (230, 1392820), (253, 1266200), (260, 1232110), (275, 1164904), (286, 1120100), (299, 1071400), (325, 985688), (440, 728065), (460, 696410), (487, 657800), (506, 633100), (520, 616055), (550, 582452), (572, 560050), (575, 557128), (598, 535700), (650, 492844), (715, 448040), (920, 348205), (974, 328900), (1012, 316550), (1100, 291226), (1144, 280025), (1150, 278564), (1196, 267850), (1265, 253240), (1300, 246422), (1430, 224020), (1495, 214280), (1948, 164450), (2024, 158275), (2200, 145613), (2300, 139282), (2392, 133925), (2435, 131560), (2530, 126620), (2600, 123211), (2860, 112010), (2990, 107140), (3289, 97400), (3575, 89608), (3896, 82225), (4600, 69641), (4870, 65780), (5060, 63310), (5357, 59800), (5720, 56005), (5980, 53570), (6325, 50648), (6331, 50600), (6578, 48700), (7150, 44804), (7475, 42856), (9740, 32890), (10120, 31655), (10714, 29900), (11201, 28600), (11960, 26785), (12175, 26312), (12650, 25324), (12662, 25300), (13156, 24350), (14300, 22402), (14950, 21428), (16445, 19480)]